Re: [PATCH V6 09/21] RISC-V: ACPI: Cache and retrieve the RINTC structure

Andrew Jones
2023-05-23T12:01:19Z

On Mon, May 15, 2023 at 11:19:16AM +0530, Sunil V L wrote:
> RINTC structures in the MADT provide mapping between the hartid
> and the CPU. This is required many times even at run time like
> cpuinfo. So, instead of parsing the ACPI table every time, cache
> the RINTC structures and provide a function to get the correct
> RINTC structure for a given cpu.
>
> Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> ---
> arch/riscv/include/asm/acpi.h | 10 ++++++++
> arch/riscv/kernel/acpi.c | 45 +++++++++++++++++++++++++++++++++++
> arch/riscv/kernel/setup.c | 4 ++++
> 3 files changed, 59 insertions(+)